Re: [PATCH v2 02/15] auxdisplay: driver for simple memory mapped ASCII LCD displays

From: kbuild test robot
Date: Wed Feb 03 2016 - 07:46:10 EST


Hi Paul,

[auto build test ERROR on pci/next]
[also build test ERROR on v4.5-rc2 next-20160203]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

url: https://github.com/0day-ci/linux/commits/Paul-Burton/dt-bindings-ascii-lcd-Document-a-binding-for-simple-ASCII-LCDs/20160203-194731
base: https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git next
config: i386-allmodconfig (attached as .config)
reproduce:
# save the attached .config to linux build tree
make ARCH=i386

All errors (new ones prefixed by >>):

drivers/auxdisplay/ascii-lcd.c: In function 'update_boston':
>> drivers/auxdisplay/ascii-lcd.c:47:3: error: implicit declaration of function '__raw_writeq' [-Werror=implicit-function-declaration]
__raw_writeq(val64, ctx->base);
^
cc1: some warnings being treated as errors

vim +/__raw_writeq +47 drivers/auxdisplay/ascii-lcd.c

41 {
42 u32 val32;
43 u64 val64;
44
45 if (config_enabled(CONFIG_64BIT)) {
46 val64 = *((u64 *)&ctx->curr[0]);
> 47 __raw_writeq(val64, ctx->base);
48 } else {
49 val32 = *((u32 *)&ctx->curr[0]);
50 __raw_writel(val32, ctx->base);

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